Home / 252,128.40-377,674.20-173,331.60

Finding the Fourth Proportional to 252,128.40, 377,674.20 and 173,331.60

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Solution

The fourth proportional to 252,128.40, 377,674.20 and 173,331.60 is: 259,641.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,128.40 : 377,674.20 = 173,331.60 : x
  2. Step 2: Convert to fraction form
    252,128.40/377,674.20 = 173,331.60/x
  3. Step 3: Cross multiply
    252,128.40x = 377,674.20 × 173,331.60
  4. Step 4: Simplify right side
    252,128.40x = 65,462,873,364.72
  5. Step 5: Solve for x
    x = 65,462,873,364.72/252,128.40
  6. Step 6: Final answer
    x = 259,641.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.